qlcnic: Remove redundant initialization of variable ret

The variable ret is being initialized with a value that is never read, it
is being updated later on. The assignment is redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c

···
 	struct qlc_83xx_fw_info *fw_info = adapter->ahw->fw_info;
 	const struct firmware *fw = fw_info->fw;
 	u32 dest, *p_cache, *temp;
-	int i, ret = -EIO;
 	__le32 *temp_le;
 	u8 data[16];
 	size_t size;
+	int i, ret;
 	u64 addr;
 
 	temp = vzalloc(fw->size);